Finding the Fourth Proportional to 5,612,790.12, 8,417,898.09 and 1,569,562.08
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Solution
The fourth proportional to 5,612,790.12, 8,417,898.09 and 1,569,562.08 is: 2,353,983.19
Step by Step Solution
- Step 1: Write the proportion equation
5,612,790.12 : 8,417,898.09 = 1,569,562.08 : x - Step 2: Convert to fraction form
5,612,790.12/8,417,898.09 = 1,569,562.08/x - Step 3: Cross multiply
5,612,790.12x = 8,417,898.09 × 1,569,562.08 - Step 4: Simplify right side
5,612,790.12x = 13,212,413,601,593.88 - Step 5: Solve for x
x = 13,212,413,601,593.88/5,612,790.12 - Step 6: Final answer
x = 2,353,983.19
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.